General Torque Specifications

Tightening Torque Table Of Standard Parts:

NOTE
1. The torques shown in the table are standard values under the following conditions:
- Nuts and bolts are made of steel bar, and galvanized
- Galvanized plain steel washers are inserted.
- All nuts, bolts, and plain washers are dry.

2. The torques shown in the table are not applicable:
- If Spring washers, toothed washers and the like are inserted.
- If plastic parts are fastened.
- If self-tapping screws or self-locking nuts are used.
- If threads and surface are coated with oil.

3. It should be standard practice to reduce the torques given in the table to the percentage indicated below:
- If spring washers are used : 85%
- If threads and bearing surfaces are stained with oil : 85%